*, *:before, *:after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html, body {
    height: 100%;
    background-image: url(https://source.unsplash.com/6ZZh8kOyW-4);
    background-size: cover;
  }
  
  .search-overlay {
    z-index: -1000;
    overflow: hidden;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
  }
  
  .search-overlay.s--active {
    z-index: 9999;
  }
  
  .scroll-cont {
    position: relative;
    height: 100%;
    overflow-y: auto;
  }
  
  .content {
    padding: 50px;
  }
  
  .search {
    position: relative;
    margin: 0 auto 50px;
    width: 100px;
    height: 100px;
    perspective: 1000px;
  }
  
  .search:not(.s--active) {
    cursor: pointer;
  }
  
  .search.s--hidden {
    opacity: 0;
  }
  
  .search.s--cloned {
    position: absolute;
    left: 50%;
    top: 50%;
    right: auto;
    bottom: auto;
    margin-left: -58px;
    margin-top: -58px;
    margin-right: 0;
    margin-bottom: 0;
  }
  
  .search.s--moving {
    transition: transform 0.4s cubic-bezier(0.56, -0.49, 0.58, 0.9);
  }
  
  .search_bg {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(236, 83, 83, 0.8);
    transition: all 0.6s ease;
    transform: translate3d(-50%, -50%, 0);
    will-change: transform;
  }
  
  .search.s--active .search_bg {
    transform: translate3d(-50%, -50%, 0) scale(48);
  }
  
  .search_box {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 40px;
    height: 40px;
    border: 4px solid #fff;
    border-radius: 25px;
    transform: translate(-50%, -50%);
    transition: all 0.45s ease;
  }
  
  .search.s--active .search_box {
    width: 510px;
    height: 100px;
    border-radius: 50px;
  }
  
  .search_input {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    outline: none;
    pointer-events: none;
    opacity: 0;
    color: #fff;
    font-size: 40px;
    transition: opacity 0s;
  }
  
  .search_input::-moz-placeholder {
    color: rgba(255, 255, 255, 0.4);
  }
  
  .search_input:-ms-input-placeholder {
    color: rgba(255, 255, 255, 0.4);
  }
  
  .search_input::placeholder {
    color: rgba(255, 255, 255, 0.4);
  }
  
  .search.s--active .search_input {
    padding: 23px 90px 23px 40px;
    pointer-events: auto;
    opacity: 1;
    transition: opacity 0.18s 0.48s;
  }
  
  .search_line {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 4px;
    border-radius: 2px;
    background: #fff;
    transform-origin: 0 50%;
    transform: translate(12px, 12px) rotate(45deg);
    transition: all 0.48s;
  }
  
  .search_line:before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: inherit;
    height: inherit;
    background: inherit;
    border-radius: inherit;
    transform: rotate(90deg);
    opacity: 0;
    transition: opacity 0.3s;
  }
  
  .search.s--active .search_line:before {
    opacity: 1;
    transition: opacity 0.3s 0.42s;
  }
  
  .search.s--active .search_line {
    width: 36px;
    height: 6px;
    transform: translate(180px, 11px) rotate(-45deg);
  }
  
  .search_close {
    position: absolute;
    right: 0;
    top: 0;
    width: 30px;
    height: 30px;
    pointer-events: none;
  }
  
  .search.s--active .search_close {
    right: 44px;
    top: 33px;
    pointer-events: auto;
    cursor: pointer;
  }